English verb conjugation
COULD HULL

Regular verb: hull - hulled - hulled

Affirmation

Simple form	V-ing form
I could hull you could hull she could hull we could hull you could hull they could hull	I could be hulling you could be hulling she could be hulling we could be hulling you could be hulling they could be hulling
Perfect	V-ing perfect
I could have hulled you could have hulled she could have hulled we could have hulled you could have hulled they could have hulled	I could have been hulling you could have been hulling she could have been hulling we could have been hulling you could have been hulling they could have been hulling

Negation

Simple form	V-ing form
I couldn't hull you couldn't hull she couldn't hull we couldn't hull you couldn't hull they couldn't hull	I couldn't be hulling you couldn't be hulling she couldn't be hulling we couldn't be hulling you couldn't be hulling they couldn't be hulling
Perfect	V-ing perfect
I couldn't have hulled you couldn't have hulled she couldn't have hulled we couldn't have hulled you couldn't have hulled they couldn't have hulled	I couldn't have been hulling you couldn't have been hulling she couldn't have been hulling we couldn't have been hulling you couldn't have been hulling they couldn't have been hulling

Interrogative form

Simple form	V-ing form
could I hull? could you hull? could she hull? could we hull? could you hull? could they hull?	could I be hulling? could you be hulling? could she be hulling? could we be hulling? could you be hulling? could they be hulling?
Perfect	V-ing perfect
could I have hulled? could you have hulled? could she have hulled? could we have hulled? could you have hulled? could they have hulled?	could I have been hulling? could you have been hulling? could she have been hulling? could we have been hulling? could you have been hulling? could they have been hulling?

Interro-negative form

Simple form	V-ing form
couldn't I hull? couldn't you hull? couldn't she hull? couldn't we hull? couldn't you hull? couldn't they hull?	couldn't I be hulling? couldn't you be hulling? couldn't she be hulling? couldn't we be hulling? couldn't you be hulling? couldn't they be hulling?
Perfect	V-ing perfect
couldn't I have hulled? couldn't you have hulled? couldn't she have hulled? couldn't we have hulled? couldn't you have hulled? couldn't they have hulled?	couldn't I have been hulling? couldn't you have been hulling? couldn't she have been hulling? couldn't we have been hulling? couldn't you have been hulling? couldn't they have been hulling?